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Application filed by Kazimierz SielskifiledCriticalKazimierz Sielski
Priority to PL119355UpriorityCriticalpatent/PL66347Y1/pl
Publication of PL119355U1publicationCriticalpatent/PL119355U1/pl
Publication of PL66347Y1publicationCriticalpatent/PL66347Y1/pl